harmadik gyakorlat

Backend/harmadik gyakorlat/src/application/commands/UpdateBlogCommand.js

@@ -0,0 +1,33 @@
+/**
+ * UpdateBlogCommand
+ * Blog módosítási command
+ */
+export class UpdateBlogCommand {
+  constructor(id, data) {
+    this.id = id;
+    this.title = data.title;
+    this.content = data.content;
+    this.published = data.published;
+  }
+
+  validate() {
+    const errors = [];
+    
+    if (!this.id) {
+      errors.push('Blog ID is required');
+    }
+    
+    if (this.title !== undefined && this.title.trim().length === 0) {
+      errors.push('Title cannot be empty');
+    }
+    
+    if (this.content !== undefined && this.content.trim().length === 0) {
+      errors.push('Content cannot be empty');
+    }
+    
+    return {
+      isValid: errors.length === 0,
+      errors
+    };
+  }
+}